Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chua tan doi snippets" » "chua dan doi snippets", "chua tap doi snippets", "chua nang doi snippets", "chua tan hoi snippets", "chua tan soi snippets", "chua tan 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: (((("chua tan doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chua tan doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chua tan doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chua tan doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.