Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tap tranh do snippets" » "tap thanh do snippets", "lap trinh do snippets", "tap toan do snippets", "tap trinh do snippets", "tap trang do 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: (((("tap tranh do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tap tranh do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tap tranh do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tap tranh do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.