Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bug code slippers", "locating bugs code snippets"
"python using java snippets" » "python using data snippets"
"vu hoi trac snippets" » "vu khoi trac snippets", "va hoi trac snippets", "vu hai trac snippets", "vu hoi trach snippets", "vu hoi tran snippets", "vu hoi tac snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("vu hoi trac snippets") or ("python using java snippets"))) or ("locating bugs code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vu hoi trac snippets") OR ("python using java snippets"))) OR ("locating bugs code slippers")).
• Removing quotes may allow a broader search: (((( vu hoi trac snippets ) or ( python using java snippets ))) or ( locating bugs code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("vu hoi trac snippets") or ("python using java snippets"))) or ("locating bugs code slippers"))*.