Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nang lam don snippets" » "nong lam don snippets", "bang lam don snippets", "mang lam don snippets", "nang lam dong snippets", "nang la don snippets", "nang lam son 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 lam don 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 lam don snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang lam don snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang lam don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.