Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi quan cai snippets" » "thi xuan cai snippets", "tri quan cai snippets", "thi luan cai snippets", "thi quan tai snippets", "thi quan hai snippets", "thi qua 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: (((("thi quan cai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi quan cai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi quan cai snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi quan cai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.