Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan ve he snippets" » "phan ve code snippets", "phan le he snippets", "phan va he snippets", "pha ve he snippets", "phan ve che snippets", "phan ve khe snippets", "phan ke he 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: (((("phan ve he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan ve he snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phan ve he snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan ve he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.