Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac tiep cua snippets" » "cach tiep cua snippets", "cac tieu cua snippets", "cau tiep cua snippets", "cac tiep can snippets", "cac dieu cua snippets", "cac tap cua 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: (((("cac tiep cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac tiep cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac tiep cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac tiep cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.