Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tham dam dot snippets" » "thuat dam dot snippets", "thanh dam dot snippets", "tham tham dot snippets", "tham da dot snippets", "tham dam dong snippets", "tham dam duoi 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: (((("tham dam dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tham dam dot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tham dam dot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tham dam dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.