Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khoe ban cam snippets" » "khien ban cam snippets", "khoe quan cam snippets", "khoi bay cam snippets", "khoe ban can snippets", "khoe ban ham snippets", "khoe bay cam 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: (((("khoe ban cam snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoe ban cam snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khoe ban cam snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoe ban cam snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.