Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khi cuu ho snippets" » "khi cua ho snippets", "khi cu ho snippets", "khao cuu ho snippets", "khi cuu hoc snippets", "khi cuu hoi snippets", "khi cuu pho 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: (((("khi cuu ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khi cuu ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khi cuu ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khi cuu ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.