Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phu vu hoi snippets" » "phuc vu hoi snippets", "phu nu hoi snippets", "khu vu hoi snippets", "phu vu khoi snippets", "phu va hoi snippets", "phu vu hai snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("phu vu hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phu vu hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phu vu hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phu vu hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.