Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"data using java slippers" » "data using data slippers", "data using java slippery", "data using java grippers"
"dung tri code snippets" » "dung tai code snippets", "dung tren code snippets", "nhung tri code snippets", "dung tri co snippets", "dung tri 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: (((("data using java slippers") or ("dung tri code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("data using java slippers") OR ("dung tri code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( data using java slippers ) or ( dung tri code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("data using java slippers") or ("dung tri code snippets"))) or ("locating bugs code snippets"))*.