Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phuong vu va slippers" » "phung vu va slippers", "huong vu va slippers", "phuong va va slippers", "phuong vu van slippers", "phuong tu va slippers", "phuong su va slippers", "phuong vu va slippery", "phuong vu va grippers"
"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: (((("python using java snippets") or ("phuong vu va slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("phuong vu va slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( phuong vu va slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("phuong vu va slippers"))) or ("locating bug code snippets"))*.