Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huy mot doi snippets" » "huu mot doi snippets", "chua mot doi snippets", "huoc mot doi snippets", "huy moi doi snippets", "huy hoat doi snippets", "huy mong 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: (((("huy mot doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huy mot doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huy mot doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huy mot doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.