Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"san thi van slippers" » "dan thi van slippers", "van thi van slippers", "ban thi van slippers", "san thi lan slippers", "san thi hanh slippers", "san thi nang slippers", "san thi van slippery", "san thi van 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: (((("san thi van slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("san thi van slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( san thi van slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("san thi van slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.