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