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