Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cap tong son snippets" » "cap nong son snippets", "cap hoang son snippets", "gap trong son snippets", "cap dong son snippets", "cap hong son snippets", "cap tang son 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: (((("cap tong son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cap tong son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cap tong son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap tong son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.