Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chinh va cho snippets" » "chinh ta cho snippets", "chinh tai cho snippets", "hanh va cho snippets", "chinh van cho snippets", "chinh va co snippets", "chinh va che 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 va cho 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 va cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chinh va cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chinh va cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.