Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi cach le snippets" » "thi bach le snippets", "thi canh le snippets", "tho cach le snippets", "thi cach de snippets", "thi cac le snippets", "thi cach ben 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 cach le 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 cach le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi cach le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi cach le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.