Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"than ma voi snippets" » "than man voi snippets", "than va voi snippets", "khan ma voi snippets", "than ba voi snippets", "than da voi snippets", "than ma moi 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: (((("than ma 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: (((("than ma voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( than ma voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("than ma voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.