Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nang dinh do snippets" » "dang dinh do snippets", "nang kinh do snippets", "nang sinh do snippets", "nang dinh dao snippets", "nang dinh doc snippets", "nang dinh so 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: (((("nang dinh 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: (((("nang dinh do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang dinh do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang dinh do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.