Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chong va chi snippets" » "thong va chi snippets", "cong va chi snippets", "phong va chi snippets", "chong van chi snippets", "chong va che snippets", "chong va cai 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: (((("chong va chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chong va chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chong va chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chong va chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.