Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chung tam ve snippets" » "chung ta ve snippets", "chung nam ve snippets", "chung than ve snippets", "chung tap ve snippets", "chung tim ve 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: (((("chung tam ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chung tam ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chung tam ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chung tam ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.