Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van ve cham snippets" » "van va cham snippets", "van ve chat snippets", "van vu cham snippets", "van de cham snippets", "ban ve cham snippets", "van le cham 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: (((("van ve cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van ve cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van ve cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van ve cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.