Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chinh do cac snippets" » "chinh so cac snippets", "chinh du cac snippets", "chinh cho cac snippets", "chinh o cac snippets", "chinh co cac snippets", "chinh do cao 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: (((("chinh do cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chinh do cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chinh do cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chinh do cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.