Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phat cua toc snippets" » "phat cua code snippets", "nhat cua toc snippets", "chat cua toc snippets", "hai cua toc snippets", "phat cua hoc snippets", "phat cua toi snippets", "phat cua tuc 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: (((("phat cua toc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phat cua toc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phat cua toc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phat cua toc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.