Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tet va chat snippets" » "tet van chat snippets", "tet va phat snippets", "tet va cham snippets", "tiet va chat snippets", "ket va chat 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: (((("tet va chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tet va chat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tet va chat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tet va chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.