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