Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phap thu hoi snippets" » "phap thu code snippets", "phap thuc hoi snippets", "phap tu hoi snippets", "phap che hoi snippets", "phap thu hoai snippets", "phap thu phoi snippets", "phap thu hai snippets"
"python using java snippets" » "python using data 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: (((("phap thu hoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap thu hoi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phap thu hoi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap thu hoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.