Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi bao doc snippets" » "thi hao doc snippets", "thi ba doc snippets", "tai bao doc snippets", "thi bao goc snippets", "thi bai doc snippets", "thi bao hoc 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 bao doc 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 bao doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi bao doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi bao doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.