Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mong te moi snippets" » "muong te moi snippets", "mang ten moi snippets", "mong tai moi snippets", "mong ve moi snippets", "mong te doi 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 te moi 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 te moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mong te moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mong te moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.