Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bach ho voi snippets" » "bach hoa voi snippets", "bac ho voi snippets", "bach ha voi snippets", "bach pho voi snippets", "bach hop voi snippets", "bach hoc voi 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: (((("bach ho voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bach ho voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bach ho voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bach ho voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.