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