Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh oi chan snippets" » "hanh noi chan snippets", "hanh moi chan snippets", "hanh voi chan snippets", "hanh hoc chan snippets", "hanh hoi cham snippets", "hanh giu chan 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: (((("hanh oi chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh oi chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh oi chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh oi chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.