diff --git a/autoload/SpaceVim/layers/checkers.vim b/autoload/SpaceVim/layers/checkers.vim
index da56e860c..fac722a6c 100644
--- a/autoload/SpaceVim/layers/checkers.vim
+++ b/autoload/SpaceVim/layers/checkers.vim
@@ -19,6 +19,7 @@ endfunction
 function! SpaceVim#layers#checkers#config() abort
   call SpaceVim#mapping#space#def('nnoremap', ['e', '.'], 'lopen', 'error-transient-state', 1)
   call SpaceVim#mapping#space#def('nnoremap', ['e', 'n'], 'lnext', 'next-error', 1)
+  call SpaceVim#mapping#space#def('nnoremap', ['e', 'l'], 'lopen', 'toggle showing the error list', 1)
   call SpaceVim#mapping#space#def('nnoremap', ['e', 'p'], 'lprevious', 'previous-error', 1)
   call SpaceVim#mapping#space#def('nnoremap', ['e', 'N'], 'lNext', 'previous-error', 1)
 endfunction
diff --git a/autoload/SpaceVim/layers/core.vim b/autoload/SpaceVim/layers/core.vim
index 519e34f5c..8f5bbe50b 100644
--- a/autoload/SpaceVim/layers/core.vim
+++ b/autoload/SpaceVim/layers/core.vim
@@ -10,4 +10,6 @@ function! SpaceVim#layers#core#config() abort
     let g:rooter_silent_chdir = 1
     call SpaceVim#layers#load('core#banner')
     call SpaceVim#mapping#space#def('nnoremap', ['p', 't'], 'Rooter', 'find-project-root', 1)
+    call SpaceVim#mapping#space#def('nnoremap', ['p', 'f'], 'CtrlP', 'find files in current project', 1)
+    call SpaceVim#mapping#space#def('nnoremap', ['p', '/'], 'Grepper', 'fuzzy search for text in current project', 1)
 endfunction
diff --git a/autoload/SpaceVim/layers/default.vim b/autoload/SpaceVim/layers/default.vim
index a13453978..632ad2b94 100644
--- a/autoload/SpaceVim/layers/default.vim
+++ b/autoload/SpaceVim/layers/default.vim
@@ -9,7 +9,9 @@ function! SpaceVim#layers#default#plugins() abort
 endfunction
 
 function! SpaceVim#layers#default#config() abort
+  call SpaceVim#mapping#space#def('nnoremap', ['f', 'f'], "exe 'CtrlP ' . fnamemodify(bufname('%'), ':h')", 'Find files in the directory of the current buffer', 1)
   call SpaceVim#mapping#space#def('nnoremap', ['f', 's'], 'write', 'save buffer', 1)
   call SpaceVim#mapping#space#def('nnoremap', ['f', 'S'], 'wall', 'save all buffer', 1)
   call SpaceVim#mapping#space#def('nnoremap', ['f', 'W'], 'write !sudo tee % >/dev/null', 'save buffer with sudo', 1)
 endfunction
+
diff --git a/autoload/SpaceVim/mapping/space.vim b/autoload/SpaceVim/mapping/space.vim
index 691f82f9d..40ee6c366 100644
--- a/autoload/SpaceVim/mapping/space.vim
+++ b/autoload/SpaceVim/mapping/space.vim
@@ -50,6 +50,7 @@ function! SpaceVim#mapping#space#init() abort
     nnoremap <silent> [SPC]tn  :<C-u>setlocal nonumber! norelativenumber!<CR>
     let g:_spacevim_mappings_space.t.n = ['setlocal nonumber! norelativenumber!', 'toggle line number']
     call SpaceVim#mapping#menu('toggle line number', '[SPC]tn', 'set nu!')
+    call SpaceVim#mapping#space#def('nnoremap', ['b', 'b'], 'Unite buffer', 'buffer list', 1)
 endfunction
 
 function! SpaceVim#mapping#space#def(m, keys, cmd, desc, is_cmd) abort