Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc quoc che snippets" » "hoc nuoc che snippets", "hoc duoc che snippets", "hoc thuoc che snippets", "hoc quoc cho snippets", "hoc quoc chan snippets", "hoc quoc te 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: (((("hoc quoc che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc quoc che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc quoc che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc quoc che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.