Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tho cua toc snippets" » "tho cua code snippets", "thao cua toc snippets", "tho ca toc snippets", "tro cua toc snippets", "tho cua hoc snippets", "tho cua toi snippets", "tho 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: (((("tho 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: (((("tho cua toc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tho cua toc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tho cua toc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.