Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho van choi snippets" » "cho van chi snippets", "cho van cho snippets", "cho san choi snippets", "chao van choi snippets", "chon van choi snippets", "cho vay choi 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: (((("cho van choi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho van choi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho van choi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho van choi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.