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