Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho va soi snippets" » "cho vay soi snippets", "choi va soi snippets", "chon va soi snippets", "cho va doi snippets", "cho va so snippets", "cho va hoi 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 va soi 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 va soi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho va soi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho va soi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.