Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuc tiep do snippets" » "cua tiep do snippets", "cuc tieu do snippets", "truc tiep do snippets", "cuc tiep doi snippets", "cuc tiep de snippets", "cuc tien do snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("cuc tiep do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuc tiep do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuc tiep do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuc tiep do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.