Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu va voi snippets" » "thuc va voi snippets", "thue va voi snippets", "tu va voi snippets", "thu va doi snippets", "thu va vi snippets", "thu va vo 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: (((("thu va 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: (((("thu va voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu va voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu va voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.