Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bot vu cho snippets" » "bot tu cho snippets", "bot uu cho snippets", "mot vu cho snippets", "bot vu cao snippets", "bot cu cho 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: (((("bot vu cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bot vu cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bot vu cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bot vu cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.