Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"pham va dot snippets" » "pham va code snippets", "pham van dot snippets", "pham ma dot snippets", "pham tai dot snippets", "pham va doc snippets", "pham va do snippets", "pham va doi 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: (((("pham va dot snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pham va dot snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( pham va dot snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pham va dot snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.