Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tac xa cung snippets" » "tac xa hung snippets", "tac xo cung snippets", "tac xa quang snippets", "tuc xa cung snippets", "tac da cung 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: (((("tac xa cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tac xa cung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tac xa cung snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tac xa cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.