Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi hang phe snippets" » "thi hanh phe snippets", "thi nang phe snippets", "thi hong phe snippets", "thi hoang phe snippets", "thi hang phat snippets", "thi hang pham 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: (((("thi hang phe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi hang phe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi hang phe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi hang phe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.