Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoi chan cho snippets" » "hoc chan cho snippets", "hoi cham cho snippets", "hoi han cho snippets", "hoi chat cho snippets", "hoi chuan 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: (((("hoi chan 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: (((("hoi chan cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoi chan cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi chan cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.