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