Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"choi te hoi snippets" » "choi tre hoi snippets", "choi tu hoi snippets", "choi hee hoi snippets", "choi le hoi snippets", "choi te hoc snippets", "choi te ho 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: (((("choi te hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("choi te hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( choi te hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("choi te hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.