Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hon voi chon snippets" » "hon voi con snippets", "hon voi phong snippets", "hon voi chien snippets", "hop voi chon snippets", "ho voi chon snippets", "hoc voi chon 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: (((("hon voi chon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hon voi chon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hon voi chon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hon voi chon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.